I suppose you're talking about push notifications to save battery life instead of an app that is constantly polling for new messages? I don't think all notific

I suppose you're talking about push notifications to save battery life instead of an app that is constantly polling for new messages? I don't think all notifications are push notifications, and those that are would be https encrypted between the host and client, so any e2ee message would have to be decrypted on device before showing a notification, google should not have access to this, but of course it comes back to whether you should trust anything software tells you.